I had some decent results with led out of the sb a while ago (probe was legal and didn't run unmask)
http://www.mtgthesource.com/forums/s...l=1#post949601
I really liked pairing led with faithless after sb. Led out of sb is pretty legit for manaless, especially with all of the thoughtseize now. It does probably make sense to play leyline(s) now.